Page({
  data: {
    windowHeight: 100,
    cash: '',
  },
  /**
   * 生命周期函数--监听页面加载
   */
  onLoad: function (options) {
    var that = this;
    //设置scroll-view高度
    wx.getSystemInfo({
      success: function (res) {
        that.setData({ windowHeight: res.windowHeight - 75 });
      }
    });
  },

})
